NEW YORK ( TheStreet) -- SunPower ( SPWRA), GT Solar International ( SOLR), Carbo Ceramics ( CRR) and KEG Energy Services ( KEG) were top performers last week, while Holly Corporation ( HOC) Frontier Oil ( FTO) and OGX Petroleum ( OGXPY) lost substantial ground.SunPower, which topped the charts, gained 36%. According to Bloomberg, Total SA, one of the largest oil producers in Europe decided to buy up to 60% of SunPower in a deal worth $1.38 billion. SunPower shares are expected to be acquired at $23.25 per share by the acquirer. GT Solar rose 15.8% during the week on receiving an order for Sapphire Furnaces. The company received an order worth $218.9 million for sapphire crystallization furnace from Guizhou Haotian Optoelectronics. Carbo Ceramics surged 15.4% on good quarterly results. The management indicated that the March quarter result was the best in the company's history. Overall, reported net income was $30.2 million, up 59% compared to 2011 first quarter on revenue of $150.8 million. Revenue increased 22% for the quarter on good volumes from its North American Segment. KEG Energy rose 14% during the week. Occidental Petroleum ( OXY) piled 13.7% gains on good first quarter profit increase. Net income for the first quarter increased 46% to $1.55 billion compared to $1.06 billion, a year earlier. The company's EPS for the quarter was $1.9 per share against analyst estimates of $1.82. Sales rose 24% to $5.73 billion. The company announced an increase in annual capital spending to $6.8 billion for 2011. EQT Corporation ( EQT) gained 11.6% better-than-expected earnings. Net income for the March quarter increased to $99.775 billion compared to analyst estimates of $81.85 million for the quarter. The company's EPS for the quarter was $0.67 per share against analyst estimates of $0.55. Sales rose to $455.7 million against an estimated $386.6 million. Yingli Green Energy ( YGE) increased 8.1% on agreement with YHS. YHS agreed to buy 10 MW of PV modules from Yingli in the second half of 2011. Other movers include JA Solar Holdings ( JASO), Husky Energy ( HUSKF) and Ultra Petroleum ( UPL), up 7.7%, 6.6% and 6.6%, respectively. Hess Corporation ( HES) rose 6.5% after analyst Edward Westlake of Credit Suisse upgraded the stock to outperform from neutral. The stock's 12-month target price is $115 per share.
Other stocks like Apco Oil & Gas ( APAGF), Eni ( E), Quick Silver ( KWK), LDK Solar ( LDK), QEP Resources ( QEP), Duncan Energy Partners ( DEP), Total ( TOT) and Atlas Energy ( ATLS) posted gains in the range of 5% to 6.5% during the week. Holly Corporation was the top loser, declining 9% after the company shut down its Tulsa crude oil refinery after a mechanical failure. Crude throughput at the Tulsa refinery is expected to reduce by 50% until the refinery gets repaired in the next few days. Frontier Oil and OGX Petroleum declined 8.6% and 8.5%, respectively during the week. OGX Petroleum was removed from Citi Global preferred stock list. Other underperformers were China Oilfield Services ( CHOLY), Transatlantic Petroleum ( TAT) and TC Pipelines ( TCLP), erasing 8.2%, 7.7% and 6.3%, respectively. Superior Energy Services ( SPN) dipped 5.1% after the company lowered 2011 EPS forecast to $1.62 to $2.02 a share. Linc Energy ( LNCGY) declined 4.4% for the week. PetroChina ( PTR) accumulated losses of 4.2% on lower than expected first quarter results. Analysts Eirik Bustnes and Akhil Handa of JP Morgan maintained underweight on the stock after the company's reported EPS was 4% to 5% below consensus estimate. Other movers PTT Public ( PUTRF) and Nabors Industries ( NBR), were down 4.1% and 4%, respectively. Helmerich & Payne ( HP) declined 4% after brokerage downgrades. Canaccord Genuity's analyst John Tasdemir cut the stock's rating to hold from buy. The 12 month target price is $70 per share. Among others, Whiting Petroleum ( WLL), Petrobras Argentina ( PZE), PTT Exploration and Production ( PEXNY) and San Juan Basin Royalty Trust ( SJT) eroded 3.9%, 3.7%, 3.6% and 3.6% in value, respectively.